Route 100 was closed for several hours following the crash, which is just south of Holbens Valley Road and north of George Road. The highway was closed between Route 309 and Kernsville Road following the 4:13 a.m. crash., but has since re-opened.

The Lehigh County coroner's office said Heilman was driving northbound on Route 100 when she collided with a pickup truck at 4:13 a.m. The investigation is being handled by state police in Fogelsville.